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Finding the Fourth Proportional to 366.68, 549.87 and 302.29

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Solution

The fourth proportional to 366.68, 549.87 and 302.29 is: 453.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    366.68 : 549.87 = 302.29 : x
  2. Step 2: Convert to fraction form
    366.68/549.87 = 302.29/x
  3. Step 3: Cross multiply
    366.68x = 549.87 × 302.29
  4. Step 4: Simplify right side
    366.68x = 166,220.20
  5. Step 5: Solve for x
    x = 166,220.20/366.68
  6. Step 6: Final answer
    x = 453.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.